Medium severity · published Oct 27, 2026
CVE-2026-82332
Fireware OS Improper Authentication in AuthPoint MFA Verification Allows Session Hijacking
New
5.7
CVSS
0.1%
EPSS
No
On KEV
Description
An improper authentication vulnerability in WatchGuard Fireware OS's AuthPoint multi-factor authentication process allows a local, unauthenticated attacker on the appliance to hijack another user's in-progress MFA session by supplying a specially crafted request and convincing the victim user to accept an MFA push notification.
Exploitation
Is it being used?
Exploit prediction (EPSS)0.1% · higher than 2% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FO
Fireware OS · WatchGuard
2025.1 before 2026.4; 12.7 before 12.12.4 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-82332
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-82332
psirt.watchguard.com
https://psirt.watchguard.com/CVE-2026-82332
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